She is not able to take your call at the moment.

她现在没办法接你的电话。

Sorry, but she is out for lunch right now.

抱歉，她现在出去吃午饭了。

We have another appointment on the same day.

我们那天有另外一个约会。

That's fine. I think I can wait till then.

好的，我想我可以等到那时候。

Please keep two for us to pick up.

请给我保留两张。

I doubt it, sir. We'll try, but I can't promise anybody before 3:30.

我没把握，先生。我们会尽早的，但我不敢许诺3：30以前行。